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Triangle Sum Theorem

Author:Anthony DiLaura
Prove that the 3 interior angles of a triangle add to equal 180 degrees.

New Resources

  • Exploring GeoGebra for the First Time
  • Reflection = 180° Rotation about a Line
  • Using Experimental Probability to Estimate π - Monte Carlo Method
  • Reflection Across 2 Parallel Lines
  • רישום חופשי

Discover Resources

  • tích vector
  • Step one
  • Triangle Segments - Corvus
  • G.GCO.1 Segment Bisector Definition
  • Understanding Decay: IM Alg1.5.4

Discover Topics

  • Logarithm
  • Tangent Function
  • Polygons
  • Sphere
  • Rotation
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